Cigarette lighter



FIG. 1 is a front perspective view;

FIG. 2 is a rear perspective view;

FIG. 3 is a front plan view;

FIG. 4 is a left side plan view (right side is a mirror image of left side);

FIG. 5 is a rear plan view;

FIG. 6 is a top plan view; and,

FIG. 7 is a bottom plan view. 

CLAIM The ornamental design for a cigarette lighter, as shown and described. 